NWS Forecast Office Houston/Galveston, TX

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Last Map Update: Mon, Jul 27, 2026 at 9:40:35 pm CDT

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Heat Advisory Tuesday

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⚠️A Heat Advisory is in effect for almost all of Southeast Texas (excluding the barrier islands) Tuesday afternoon and evening⚠️ High temperatures in the upper 90s to around 100, along with heat index values up to 110 can be expected. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Wear lightweight and loose fitting clothing. Take action when you see symptoms of heat exhaustion and heat stroke.

Current Weather Observations...

Location	Time (CDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Bryan	21:15	Clear	10	87	70	58	SSE 7	92 [HI]	29.89
College Station	20:53	Clear	10	86	71	61	SSE 7	92 [HI]	29.86
Caldwell	20:55	Clear	10	86	71	62	S 8	91 [HI]	29.87
Huntsville	20:53	Clear	10	86	72	63	SSW 3	92 [HI]	29.89
Navasota	21:15	Clear	10	83	78	86	S 7	92 [HI]	29.87
Brenham	21:15	Clear	10	86	72	64	S 8	92 [HI]	29.87
Conroe	20:53	Clear	10	85	73	67	CALM	92 [HI]	29.88
Cleveland	21:15	Clear	10				CALM	-	29.90
Liberty	21:15	Clear	10	82	78	88	SSE 5	91 [HI]	29.88
Columbus	21:15	Clear	10	82	73	74	S 5	-	29.90
Spring	20:53	Clear	10	87	74	65	S 8G17	95 [HI]	29.88
Houston Intercontinental Aprt	20:53	Mostly Clear	10	88	75	65	SSW 8	98 [HI]	29.88
Katy/Brookshire	21:15	Clear	10	84	73	70	SSW 9G16	-	29.90
Texas Medical Center Heliport	21:15	Clear	10	86	75	70	S 12G18	95 [HI]	29.88
Sugar Land	20:53	Clear	10	84	74	71	SSW 9	91 [HI]	29.89
Houston Hobby Airport	20:53	Mostly Clear	10	85	75	72	SSW 13	93 [HI]	29.88
Arcola/Sienna	21:15	Clear		82	74	75	S 3	-	29.91
Pearland	20:53	Clear	10	84	75	74	SSW 6	92 [HI]	29.91
Ellington Field	20:54	Mostly Clear	10	84	75	74	S 10	92 [HI]	29.88
La Porte	21:15	Clear	10	84	75	74	S 12	92 [HI]	29.90
Angleton/Lake Jackson	20:53	Clear	10	80	76	87	SSW 6	-	29.91
Galveston	20:52	Clear	10	84	77	79	SSW 10	94 [HI]	29.91
Bay City	21:15	Clear	10	79	79	98	S 5	-	29.87
Palacios	20:53	Clear	10	84	75	74	SSE 12	92 [HI]	29.89
Rig 20 Miles SE of Matagorda	21:20		10	84	78	83	S 10G17	95 [HI]	29.95

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